Summary data stasiun Dingling

Dataset statistics

Number of variables	18
Number of observations	35064
Missing cells	7015
Missing cells (%)	1.1%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	4.8 MiB
Average record size in memory	144.0 B

Variable types

Numeric	15
Categorical	3

Alerts

`station` has constant value ""	Constant
`CO` is highly overall correlated with `NO2` and 3 other fields	High correlation
`DEWP` is highly overall correlated with `PRES` and 1 other fields	High correlation
`NO2` is highly overall correlated with `CO` and 3 other fields	High correlation
`No` is highly overall correlated with `year`	High correlation
`O3` is highly overall correlated with `TEMP`	High correlation
`PM10` is highly overall correlated with `CO` and 2 other fields	High correlation
`PM2.5` is highly overall correlated with `CO` and 2 other fields	High correlation
`PRES` is highly overall correlated with `DEWP` and 1 other fields	High correlation
`SO2` is highly overall correlated with `CO` and 1 other fields	High correlation
`TEMP` is highly overall correlated with `DEWP` and 2 other fields	High correlation
`year` is highly overall correlated with `No`	High correlation
`PM2.5` has 779 (2.2%) missing values	Missing
`PM10` has 656 (1.9%) missing values	Missing
`SO2` has 730 (2.1%) missing values	Missing
`NO2` has 1234 (3.5%) missing values	Missing
`CO` has 2012 (5.7%) missing values	Missing
`O3` has 1214 (3.5%) missing values	Missing
`RAIN` is highly skewed (γ1 = 29.5690635)	Skewed
`No` is uniformly distributed	Uniform
`No` has unique values	Unique
`hour` has 1461 (4.2%) zeros	Zeros
`RAIN` has 33663 (96.0%) zeros	Zeros
`WSPM` has 417 (1.2%) zeros	Zeros

Reproduction

Analysis started	2024-03-08 05:08:29.828581
Analysis finished	2024-03-08 05:09:11.380923
Duration	41.55 seconds
Software version	ydata-profiling vv4.6.5
Download configuration	config.json

No
Real number (ℝ)

HIGH CORRELATION UNIFORM UNIQUE

Distinct	35064
Distinct (%)	100.0%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	17532.5

Minimum	1
Maximum	35064
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	1
5-th percentile	1754.15
Q1	8766.75
median	17532.5
Q3	26298.25
95-th percentile	33310.85
Maximum	35064
Range	35063
Interquartile range (IQR)	17531.5

Descriptive statistics

Standard deviation	10122.249
Coefficient of variation (CV)	0.57734204
Kurtosis	-1.2
Mean	17532.5
Median Absolute Deviation (MAD)	8766
Skewness	0
Sum	6.1475958 × 10⁸
Variance	1.0245993 × 10⁸
Monotonicity	Strictly increasing

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1	1	< 0.1%
23379	1	< 0.1%
23373	1	< 0.1%
23374	1	< 0.1%
23375	1	< 0.1%
23376	1	< 0.1%
23377	1	< 0.1%
23378	1	< 0.1%
23380	1	< 0.1%
23422	1	< 0.1%
Other values (35054)	35054	> 99.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	1	< 0.1%
2	1	< 0.1%
3	1	< 0.1%
4	1	< 0.1%
5	1	< 0.1%
6	1	< 0.1%
7	1	< 0.1%
8	1	< 0.1%
9	1	< 0.1%
10	1	< 0.1%

Value	Count	Frequency (%)
35064	1	< 0.1%
35063	1	< 0.1%
35062	1	< 0.1%
35061	1	< 0.1%
35060	1	< 0.1%
35059	1	< 0.1%
35058	1	< 0.1%
35057	1	< 0.1%
35056	1	< 0.1%
35055	1	< 0.1%

year
Categorical

HIGH CORRELATION

Distinct	5
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	274.1 KiB

2016	8784
2014	8760
2015	8760
2013	7344
2017	1416

Length

Max length	4
Median length	4
Mean length	4
Min length	4

Characters and Unicode

Total characters	140256
Distinct characters	8
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	2013
2nd row	2013
3rd row	2013
4th row	2013
5th row	2013

Common Values

Value	Count	Frequency (%)
2016	8784	25.1%
2014	8760	25.0%
2015	8760	25.0%
2013	7344	20.9%
2017	1416	4.0%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
2016	8784	25.1%
2014	8760	25.0%
2015	8760	25.0%
2013	7344	20.9%
2017	1416	4.0%

Most occurring characters

Value	Count	Frequency (%)
2	35064	25.0%
0	35064	25.0%
1	35064	25.0%
6	8784	6.3%
4	8760	6.2%
5	8760	6.2%
3	7344	5.2%
7	1416	1.0%

Most occurring categories

Value	Count	Frequency (%)
Decimal Number	140256	100.0%

Most frequent character per category

Decimal Number

Value	Count	Frequency (%)
2	35064	25.0%
0	35064	25.0%
1	35064	25.0%
6	8784	6.3%
4	8760	6.2%
5	8760	6.2%
3	7344	5.2%
7	1416	1.0%

Most occurring scripts

Value	Count	Frequency (%)
Common	140256	100.0%

Most frequent character per script

Common

Value	Count	Frequency (%)
2	35064	25.0%
0	35064	25.0%
1	35064	25.0%
6	8784	6.3%
4	8760	6.2%
5	8760	6.2%
3	7344	5.2%
7	1416	1.0%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	140256	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
2	35064	25.0%
0	35064	25.0%
1	35064	25.0%
6	8784	6.3%
4	8760	6.2%
5	8760	6.2%
3	7344	5.2%
7	1416	1.0%

month
Real number (ℝ)

Distinct	12
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	6.5229295

Minimum	1
Maximum	12
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	1
5-th percentile	1
Q1	4
median	7
Q3	10
95-th percentile	12
Maximum	12
Range	11
Interquartile range (IQR)	6

Descriptive statistics

Standard deviation	3.4487524
Coefficient of variation (CV)	0.52871219
Kurtosis	-1.2080577
Mean	6.5229295
Median Absolute Deviation (MAD)	3
Skewness	-0.0092942217
Sum	228720
Variance	11.893893
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=12)

Value	Count	Frequency (%)
3	2976	8.5%
5	2976	8.5%
7	2976	8.5%
8	2976	8.5%
10	2976	8.5%
12	2976	8.5%
1	2976	8.5%
4	2880	8.2%
6	2880	8.2%
9	2880	8.2%
Other values (2)	5592	15.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	2976	8.5%
2	2712	7.7%
3	2976	8.5%
4	2880	8.2%
5	2976	8.5%
6	2880	8.2%
7	2976	8.5%
8	2976	8.5%
9	2880	8.2%
10	2976	8.5%

Value	Count	Frequency (%)
12	2976	8.5%
11	2880	8.2%
10	2976	8.5%
9	2880	8.2%
8	2976	8.5%
7	2976	8.5%
6	2880	8.2%
5	2976	8.5%
4	2880	8.2%
3	2976	8.5%

day
Real number (ℝ)

Distinct	31
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	15.729637

Minimum	1
Maximum	31
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	1
5-th percentile	2
Q1	8
median	16
Q3	23
95-th percentile	29
Maximum	31
Range	30
Interquartile range (IQR)	15

Descriptive statistics

Standard deviation	8.8002175
Coefficient of variation (CV)	0.55946729
Kurtosis	-1.1940295
Mean	15.729637
Median Absolute Deviation (MAD)	8
Skewness	0.0067598056
Sum	551544
Variance	77.443829
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=31)

Value	Count	Frequency (%)
1	1152	3.3%
2	1152	3.3%
28	1152	3.3%
27	1152	3.3%
26	1152	3.3%
25	1152	3.3%
24	1152	3.3%
23	1152	3.3%
22	1152	3.3%
21	1152	3.3%
Other values (21)	23544	67.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	1152	3.3%
2	1152	3.3%
3	1152	3.3%
4	1152	3.3%
5	1152	3.3%
6	1152	3.3%
7	1152	3.3%
8	1152	3.3%
9	1152	3.3%
10	1152	3.3%

Value	Count	Frequency (%)
31	672	1.9%
30	1056	3.0%
29	1080	3.1%
28	1152	3.3%
27	1152	3.3%
26	1152	3.3%
25	1152	3.3%
24	1152	3.3%
23	1152	3.3%
22	1152	3.3%

hour
Real number (ℝ)

ZEROS

Distinct	24
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	11.5

Minimum	0
Maximum	23
Zeros	1461
Zeros (%)	4.2%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	0
5-th percentile	1
Q1	5.75
median	11.5
Q3	17.25
95-th percentile	22
Maximum	23
Range	23
Interquartile range (IQR)	11.5

Descriptive statistics

Standard deviation	6.9222853
Coefficient of variation (CV)	0.60193785
Kurtosis	-1.2041745
Mean	11.5
Median Absolute Deviation (MAD)	6
Skewness	0
Sum	403236
Variance	47.918033
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=24)

Value	Count	Frequency (%)
0	1461	4.2%
1	1461	4.2%
22	1461	4.2%
21	1461	4.2%
20	1461	4.2%
19	1461	4.2%
18	1461	4.2%
17	1461	4.2%
16	1461	4.2%
15	1461	4.2%
Other values (14)	20454	58.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	1461	4.2%
1	1461	4.2%
2	1461	4.2%
3	1461	4.2%
4	1461	4.2%
5	1461	4.2%
6	1461	4.2%
7	1461	4.2%
8	1461	4.2%
9	1461	4.2%

Value	Count	Frequency (%)
23	1461	4.2%
22	1461	4.2%
21	1461	4.2%
20	1461	4.2%
19	1461	4.2%
18	1461	4.2%
17	1461	4.2%
16	1461	4.2%
15	1461	4.2%
14	1461	4.2%

PM2.5
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	486
Distinct (%)	1.4%
Missing	779
Missing (%)	2.2%
Infinite	0
Infinite (%)	0.0%
Mean	65.989497

Minimum	3
Maximum	881
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	3
5-th percentile	4
Q1	14
median	41
Q3	93
95-th percentile	215
Maximum	881
Range	878
Interquartile range (IQR)	79

Descriptive statistics

Standard deviation	72.267723
Coefficient of variation (CV)	1.0951398
Kurtosis	5.5043159
Mean	65.989497
Median Absolute Deviation (MAD)	31
Skewness	2.0077481
Sum	2262449.9
Variance	5222.6238
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
3	1250	3.6%
7	797	2.3%
9	782	2.2%
6	781	2.2%
8	772	2.2%
10	762	2.2%
11	699	2.0%
5	683	1.9%
12	655	1.9%
4	608	1.7%
Other values (476)	26496	75.6%
(Missing)	779	2.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
3	1250	3.6%
4	608	1.7%
4.3	1	< 0.1%
5	683	1.9%
6	781	2.2%
7	797	2.3%
7.2	1	< 0.1%
7.9	1	< 0.1%
8	772	2.2%
8.4	1	< 0.1%

Value	Count	Frequency (%)
881	1	< 0.1%
647	1	< 0.1%
632	1	< 0.1%
617	1	< 0.1%
614	1	< 0.1%
610	1	< 0.1%
604	1	< 0.1%
594	1	< 0.1%
576	1	< 0.1%
568	1	< 0.1%

PM10
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	554
Distinct (%)	1.6%
Missing	656
Missing (%)	1.9%
Infinite	0
Infinite (%)	0.0%
Mean	83.739723

Minimum	2
Maximum	905
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	2
5-th percentile	7
Q1	26
median	60
Q3	117
95-th percentile	239
Maximum	905
Range	903
Interquartile range (IQR)	91

Descriptive statistics

Standard deviation	79.541685
Coefficient of variation (CV)	0.94986801
Kurtosis	8.0714083
Mean	83.739723
Median Absolute Deviation (MAD)	40
Skewness	2.1034336
Sum	2881316.4
Variance	6326.8796
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
5	628	1.8%
6	524	1.5%
13	429	1.2%
14	429	1.2%
10	420	1.2%
18	411	1.2%
11	404	1.2%
12	402	1.1%
16	397	1.1%
20	393	1.1%
Other values (544)	29971	85.5%
(Missing)	656	1.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
2	24	0.1%
3	186	0.5%
4	53	0.2%
5	628	1.8%
5.6	1	< 0.1%
6	524	1.5%
7	311	0.9%
7.9	2	< 0.1%
8	361	1.0%
8.4	1	< 0.1%

Value	Count	Frequency (%)
905	1	< 0.1%
904	1	< 0.1%
895	1	< 0.1%
864	1	< 0.1%
842	1	< 0.1%
828	1	< 0.1%
811	1	< 0.1%
801	2	< 0.1%
792	1	< 0.1%
782	1	< 0.1%

SO2
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	327
Distinct (%)	1.0%
Missing	730
Missing (%)	2.1%
Infinite	0
Infinite (%)	0.0%
Mean	11.74965

Minimum	0.2856
Maximum	156
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	0.2856
5-th percentile	2
Q1	2
median	5
Q3	15
95-th percentile	44
Maximum	156
Range	155.7144
Interquartile range (IQR)	13

Descriptive statistics

Standard deviation	15.519259
Coefficient of variation (CV)	1.3208274
Kurtosis	10.085321
Mean	11.74965
Median Absolute Deviation (MAD)	3
Skewness	2.7703653
Sum	403412.47
Variance	240.8474
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
2	9638	27.5%
3	3766	10.7%
4	1833	5.2%
5	1425	4.1%
6	1280	3.7%
7	1049	3.0%
8	1043	3.0%
9	906	2.6%
10	864	2.5%
11	741	2.1%
Other values (317)	11789	33.6%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.2856	20	0.1%
0.5712	20	0.1%
0.8568	19	0.1%
1	473	1.3%
1.1424	15	< 0.1%
1.428	20	0.1%
1.7136	22	0.1%
1.9992	14	< 0.1%
2	9638	27.5%
2.2848	26	0.1%

Value	Count	Frequency (%)
156	1	< 0.1%
150	1	< 0.1%
145	1	< 0.1%
141	1	< 0.1%
137	1	< 0.1%
136	2	< 0.1%
134	4	< 0.1%
131	1	< 0.1%
130	1	< 0.1%
129	2	< 0.1%

NO2
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	636
Distinct (%)	1.9%
Missing	1234
Missing (%)	3.5%
Infinite	0
Infinite (%)	0.0%
Mean	27.585467

Minimum	1.0265
Maximum	205
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	1.0265
5-th percentile	2
Q1	9
median	19
Q3	38
95-th percentile	83
Maximum	205
Range	203.9735
Interquartile range (IQR)	29

Descriptive statistics

Standard deviation	26.383882
Coefficient of variation (CV)	0.95644139
Kurtosis	3.4365437
Mean	27.585467
Median Absolute Deviation (MAD)	12.2251
Skewness	1.7030009
Sum	933216.34
Variance	696.10924
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
2	2841	8.1%
5	930	2.7%
8	915	2.6%
7	894	2.5%
10	891	2.5%
6	881	2.5%
4	871	2.5%
12	862	2.5%
9	859	2.4%
3	851	2.4%
Other values (626)	23035	65.7%
(Missing)	1234	3.5%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1.0265	1	< 0.1%
1.2318	2	< 0.1%
1.4371	1	< 0.1%
2	2841	8.1%
2.4636	1	< 0.1%
2.8742	3	< 0.1%
3	851	2.4%
3.0795	2	< 0.1%
3.2848	1	< 0.1%
3.4901	2	< 0.1%

Value	Count	Frequency (%)
205	1	< 0.1%
190.3131	1	< 0.1%
190	1	< 0.1%
188	1	< 0.1%
187.0283	1	< 0.1%
186	1	< 0.1%
184	3	< 0.1%
183	2	< 0.1%
182	2	< 0.1%
181.8958	1	< 0.1%

CO
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	103
Distinct (%)	0.3%
Missing	2012
Missing (%)	5.7%
Infinite	0
Infinite (%)	0.0%
Mean	904.89607

Minimum	100
Maximum	10000
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	100
5-th percentile	200
Q1	300
median	600
Q3	1200
95-th percentile	2700
Maximum	10000
Range	9900
Interquartile range (IQR)	900

Descriptive statistics

Standard deviation	903.30622
Coefficient of variation (CV)	0.99824305
Kurtosis	12.670412
Mean	904.89607
Median Absolute Deviation (MAD)	300
Skewness	2.8056045
Sum	29908625
Variance	815962.13
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
200	4134	11.8%
300	3630	10.4%
400	3197	9.1%
500	2674	7.6%
600	2245	6.4%
700	1841	5.3%
800	1572	4.5%
900	1531	4.4%
100	1467	4.2%
1000	1255	3.6%
Other values (93)	9506	27.1%
(Missing)	2012	5.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
100	1467	4.2%
150	1	< 0.1%
200	4134	11.8%
300	3630	10.4%
350	1	< 0.1%
400	3197	9.1%
500	2674	7.6%
600	2245	6.4%
700	1841	5.3%
800	1572	4.5%

Value	Count	Frequency (%)
10000	1	< 0.1%
9600	1	< 0.1%
9400	2	< 0.1%
9100	2	< 0.1%
9000	1	< 0.1%
8800	1	< 0.1%
8700	3	< 0.1%
8600	4	< 0.1%
8500	5	< 0.1%
8300	3	< 0.1%

O3
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	792
Distinct (%)	2.3%
Missing	1214
Missing (%)	3.5%
Infinite	0
Infinite (%)	0.0%
Mean	68.548371

Minimum	0.2142
Maximum	500
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	0.2142
5-th percentile	2
Q1	31
median	61
Q3	90
95-th percentile	175
Maximum	500
Range	499.7858
Interquartile range (IQR)	59

Descriptive statistics

Standard deviation	53.764424
Coefficient of variation (CV)	0.78432825
Kurtosis	3.7970949
Mean	68.548371
Median Absolute Deviation (MAD)	30
Skewness	1.5273258
Sum	2320362.4
Variance	2890.6133
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
2	1798	5.1%
69	344	1.0%
56	341	1.0%
54	336	1.0%
68	335	1.0%
72	329	0.9%
76	323	0.9%
75	323	0.9%
64	320	0.9%
65	319	0.9%
Other values (782)	29082	82.9%
(Missing)	1214	3.5%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.2142	6	< 0.1%
0.4284	6	< 0.1%
0.6426	5	< 0.1%
0.8568	5	< 0.1%
1	291	0.8%
1.071	6	< 0.1%
1.2852	4	< 0.1%
1.4994	2	< 0.1%
1.7136	3	< 0.1%
1.9278	5	< 0.1%

Value	Count	Frequency (%)
500	5	< 0.1%
432	1	< 0.1%
411	1	< 0.1%
409	1	< 0.1%
403	1	< 0.1%
400	1	< 0.1%
389	1	< 0.1%
387	1	< 0.1%
385	1	< 0.1%
382	1	< 0.1%

TEMP
Real number (ℝ)

HIGH CORRELATION

Distinct	998
Distinct (%)	2.9%
Missing	53
Missing (%)	0.2%
Infinite	0
Infinite (%)	0.0%
Mean	13.686111

Minimum	-16.6
Maximum	41.4
Zeros	186
Zeros (%)	0.5%
Negative	5115
Negative (%)	14.6%
Memory size	274.1 KiB

Quantile statistics

Minimum	-16.6
5-th percentile	-4
Q1	3.4
median	14.7
Q3	23.3
95-th percentile	30.7
Maximum	41.4
Range	58
Interquartile range (IQR)	19.9

Descriptive statistics

Standard deviation	11.365313
Coefficient of variation (CV)	0.83042675
Kurtosis	-1.134788
Mean	13.686111
Median Absolute Deviation (MAD)	9.7
Skewness	-0.098545321
Sum	479164.44
Variance	129.17034
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
3	240	0.7%
1	224	0.6%
-2	205	0.6%
2	202	0.6%
0	186	0.5%
-1	169	0.5%
4	149	0.4%
21.5	145	0.4%
22.9	142	0.4%
24.3	137	0.4%
Other values (988)	33212	94.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
-16.6	1	< 0.1%
-16.5	1	< 0.1%
-16.2	1	< 0.1%
-16.1	1	< 0.1%
-15.9	1	< 0.1%
-15.8	2	< 0.1%
-15.6	1	< 0.1%
-15.5	2	< 0.1%
-15.4	2	< 0.1%
-15.3	3	< 0.1%

Value	Count	Frequency (%)
41.4	1	< 0.1%
41	1	< 0.1%
40.5	2	< 0.1%
40	1	< 0.1%
39.8	2	< 0.1%
39.2	1	< 0.1%
38.9	1	< 0.1%
38.5	1	< 0.1%
38.4	1	< 0.1%
38.3	1	< 0.1%

PRES
Real number (ℝ)

HIGH CORRELATION

Distinct	593
Distinct (%)	1.7%
Missing	50
Missing (%)	0.1%
Infinite	0
Infinite (%)	0.0%
Mean	1007.7603

Minimum	982.4
Maximum	1036.5
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	982.4
5-th percentile	992.4
Q1	999.3
median	1007.4
Q3	1016
95-th percentile	1024.3
Maximum	1036.5
Range	54.1
Interquartile range (IQR)	16.7

Descriptive statistics

Standard deviation	10.225664
Coefficient of variation (CV)	0.010146921
Kurtosis	-0.91808003
Mean	1007.7603
Median Absolute Deviation (MAD)	8.4
Skewness	0.10384267
Sum	35285718
Variance	104.56419
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1019	295	0.8%
1021	286	0.8%
1018	266	0.8%
1015	246	0.7%
1022	242	0.7%
1020	241	0.7%
1017	235	0.7%
1016	234	0.7%
1014	213	0.6%
1011	198	0.6%
Other values (583)	32558	92.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
982.4	1	< 0.1%
982.7	1	< 0.1%
982.8	1	< 0.1%
982.9	1	< 0.1%
983	1	< 0.1%
983.2	2	< 0.1%
983.3	1	< 0.1%
983.5	2	< 0.1%
983.7	2	< 0.1%
984	2	< 0.1%

Value	Count	Frequency (%)
1036.5	1	< 0.1%
1036.3	1	< 0.1%
1036.2	1	< 0.1%
1036.1	1	< 0.1%
1036	3	< 0.1%
1035.9	3	< 0.1%
1035.8	1	< 0.1%
1035.7	1	< 0.1%
1035.6	1	< 0.1%
1035.5	1	< 0.1%

DEWP
Real number (ℝ)

HIGH CORRELATION

Distinct	602
Distinct (%)	1.7%
Missing	53
Missing (%)	0.2%
Infinite	0
Infinite (%)	0.0%
Mean	1.5054954

Minimum	-35.1
Maximum	27.2
Zeros	66
Zeros (%)	0.2%
Negative	16287
Negative (%)	46.4%
Memory size	274.1 KiB

Quantile statistics

Minimum	-35.1
5-th percentile	-20.5
Q1	-10.2
median	1.8
Q3	14.2
95-th percentile	21.4
Maximum	27.2
Range	62.3
Interquartile range (IQR)	24.4

Descriptive statistics

Standard deviation	13.822099
Coefficient of variation (CV)	9.1810966
Kurtosis	-1.176748
Mean	1.5054954
Median Absolute Deviation (MAD)	12.3
Skewness	-0.14823158
Sum	52708.9
Variance	191.05042
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
16.6	137	0.4%
15	133	0.4%
15.7	126	0.4%
16.1	122	0.3%
15.3	120	0.3%
16.8	120	0.3%
16.7	119	0.3%
15.8	118	0.3%
17.5	116	0.3%
16.2	116	0.3%
Other values (592)	33784	96.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
-35.1	1	< 0.1%
-34.4	2	< 0.1%
-34.2	1	< 0.1%
-33.8	2	< 0.1%
-33.7	1	< 0.1%
-33.5	1	< 0.1%
-33.4	1	< 0.1%
-33	2	< 0.1%
-32.8	1	< 0.1%
-32.5	1	< 0.1%

Value	Count	Frequency (%)
27.2	2	< 0.1%
27.1	2	< 0.1%
27	2	< 0.1%
26.9	5	< 0.1%
26.8	4	< 0.1%
26.7	2	< 0.1%
26.6	3	< 0.1%
26.5	1	< 0.1%
26.4	5	< 0.1%
26.3	10	< 0.1%

RAIN
Real number (ℝ)

SKEWED ZEROS

Distinct	116
Distinct (%)	0.3%
Missing	51
Missing (%)	0.1%
Infinite	0
Infinite (%)	0.0%
Mean	0.06036615

Minimum	0
Maximum	52.1
Zeros	33663
Zeros (%)	96.0%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0
median	0
Q3	0
95-th percentile	0
Maximum	52.1
Range	52.1
Interquartile range (IQR)	0

Descriptive statistics

Standard deviation	0.75289931
Coefficient of variation (CV)	12.47221
Kurtosis	1270.9726
Mean	0.06036615
Median Absolute Deviation (MAD)	0
Skewness	29.569063
Sum	2113.6
Variance	0.56685737
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0	33663	96.0%
0.1	287	0.8%
0.2	146	0.4%
0.3	122	0.3%
0.5	79	0.2%
0.4	71	0.2%
0.7	52	0.1%
0.6	44	0.1%
0.9	42	0.1%
1	42	0.1%
Other values (106)	465	1.3%
(Missing)	51	0.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	33663	96.0%
0.1	287	0.8%
0.2	146	0.4%
0.3	122	0.3%
0.4	71	0.2%
0.5	79	0.2%
0.6	44	0.1%
0.7	52	0.1%
0.8	42	0.1%
0.9	42	0.1%

Value	Count	Frequency (%)
52.1	1	< 0.1%
37.4	1	< 0.1%
28.9	1	< 0.1%
28.7	1	< 0.1%
26.5	1	< 0.1%
25.3	1	< 0.1%
23.7	1	< 0.1%
22.7	1	< 0.1%
22.3	1	< 0.1%
21.6	1	< 0.1%

wd
Categorical

Distinct	16
Distinct (%)	< 0.1%
Missing	140
Missing (%)	0.4%
Memory size	274.1 KiB

NNW	4776
NW	3838
N	3777
WNW	2877
ESE	2786
Other values (11)	16870

Length

Max length	3
Median length	2
Mean length	2.2299278
Min length	1

Characters and Unicode

Total characters	77878
Distinct characters	4
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	E
2nd row	ENE
3rd row	ENE
4th row	NNE
5th row	N

Common Values

Value	Count	Frequency (%)
NNW	4776	13.6%
NW	3838	10.9%
N	3777	10.8%
WNW	2877	8.2%
ESE	2786	7.9%
E	2427	6.9%
NNE	1919	5.5%
SSE	1853	5.3%
SE	1823	5.2%
NE	1721	4.9%
Other values (6)	7127	20.3%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
nnw	4776	13.7%
nw	3838	11.0%
n	3777	10.8%
wnw	2877	8.2%
ese	2786	8.0%
e	2427	6.9%
nne	1919	5.5%
sse	1853	5.3%
se	1823	5.2%
ne	1721	4.9%
Other values (6)	7127	20.4%

Most occurring characters

Value	Count	Frequency (%)
N	26908	34.6%
W	19194	24.6%
E	17925	23.0%
S	13851	17.8%

Most occurring categories

Value	Count	Frequency (%)
Uppercase Letter	77878	100.0%

Most frequent character per category

Uppercase Letter

Value	Count	Frequency (%)
N	26908	34.6%
W	19194	24.6%
E	17925	23.0%
S	13851	17.8%

Most occurring scripts

Value	Count	Frequency (%)
Latin	77878	100.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
N	26908	34.6%
W	19194	24.6%
E	17925	23.0%
S	13851	17.8%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	77878	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
N	26908	34.6%
W	19194	24.6%
E	17925	23.0%
S	13851	17.8%

WSPM
Real number (ℝ)

ZEROS

Distinct	95
Distinct (%)	0.3%
Missing	43
Missing (%)	0.1%
Infinite	0
Infinite (%)	0.0%
Mean	1.8538363

Minimum	0
Maximum	10
Zeros	417
Zeros (%)	1.2%
Negative	0
Negative (%)	0.0%
Memory size	274.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0.5
Q1	1
median	1.5
Q3	2.3
95-th percentile	4.7
Maximum	10
Range	10
Interquartile range (IQR)	1.3

Descriptive statistics

Standard deviation	1.3098083
Coefficient of variation (CV)	0.70653938
Kurtosis	3.2071389
Mean	1.8538363
Median Absolute Deviation (MAD)	0.6
Skewness	1.6592831
Sum	64923.2
Variance	1.7155979
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1.2	1934	5.5%
1.1	1928	5.5%
1	1922	5.5%
1.3	1859	5.3%
0.9	1787	5.1%
1.4	1589	4.5%
0.8	1569	4.5%
1.5	1524	4.3%
1.6	1443	4.1%
0.7	1351	3.9%
Other values (85)	18115	51.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	417	1.2%
0.1	201	0.6%
0.2	215	0.6%
0.3	157	0.4%
0.4	474	1.4%
0.5	722	2.1%
0.6	1043	3.0%
0.7	1351	3.9%
0.8	1569	4.5%
0.9	1787	5.1%

Value	Count	Frequency (%)
10	1	< 0.1%
9.6	3	< 0.1%
9.4	1	< 0.1%
9.3	3	< 0.1%
9.2	3	< 0.1%
9.1	1	< 0.1%
9	1	< 0.1%
8.8	3	< 0.1%
8.6	2	< 0.1%
8.5	7	< 0.1%

station
Categorical

CONSTANT

Distinct	1
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	274.1 KiB

Dingling	35064

Length

Max length	8
Median length	8
Mean length	8
Min length	8

Characters and Unicode

Total characters	280512
Distinct characters	5
Distinct categories	2 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Dingling
2nd row	Dingling
3rd row	Dingling
4th row	Dingling
5th row	Dingling

Common Values

Value	Count	Frequency (%)
Dingling	35064	100.0%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
dingling	35064	100.0%

Most occurring characters

Value	Count	Frequency (%)
i	70128	25.0%
n	70128	25.0%
g	70128	25.0%
D	35064	12.5%
l	35064	12.5%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	245448	87.5%
Uppercase Letter	35064	12.5%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
i	70128	28.6%
n	70128	28.6%
g	70128	28.6%
l	35064	14.3%

Uppercase Letter

Value	Count	Frequency (%)
D	35064	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Latin	280512	100.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
i	70128	25.0%
n	70128	25.0%
g	70128	25.0%
D	35064	12.5%
l	35064	12.5%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	280512	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
i	70128	25.0%
n	70128	25.0%
g	70128	25.0%
D	35064	12.5%
l	35064	12.5%

Auto

Heatmap
Table

	CO	DEWP	NO2	No	O3	PM10	PM2.5	PRES	RAIN	SO2	TEMP	WSPM	day	hour	month	wd	year
CO	1.000	0.129	0.792	-0.002	-0.389	0.719	0.835	0.097	0.042	0.565	-0.167	-0.342	0.003	0.015	0.052	0.062	0.067
DEWP	0.129	1.000	-0.001	-0.082	0.257	0.126	0.249	-0.770	0.182	-0.347	0.820	-0.237	0.025	0.000	0.258	0.108	0.150
NO2	0.792	-0.001	1.000	-0.064	-0.468	0.702	0.760	0.132	-0.017	0.610	-0.225	-0.338	0.010	0.035	0.043	0.096	0.057
No	-0.002	-0.082	-0.064	1.000	-0.054	-0.033	-0.054	0.164	0.019	-0.178	-0.130	0.081	0.018	0.001	0.044	0.100	0.862
O3	-0.389	0.257	-0.468	-0.054	1.000	-0.118	-0.209	-0.463	-0.035	-0.233	0.589	0.398	-0.009	0.242	-0.207	0.135	0.063
PM10	0.719	0.126	0.702	-0.033	-0.118	1.000	0.887	-0.076	-0.065	0.470	-0.002	-0.184	0.026	0.091	-0.072	0.085	0.046
PM2.5	0.835	0.249	0.760	-0.054	-0.209	0.887	1.000	-0.087	-0.001	0.473	0.001	-0.310	0.020	0.035	-0.018	0.077	0.052
PRES	0.097	-0.770	0.132	0.164	-0.463	-0.076	-0.087	1.000	-0.077	0.309	-0.841	0.038	0.019	-0.040	0.011	0.073	0.144
RAIN	0.042	0.182	-0.017	0.019	-0.035	-0.065	-0.001	-0.077	1.000	-0.117	0.032	-0.051	-0.004	0.007	0.053	0.014	0.006
SO2	0.565	-0.347	0.610	-0.178	-0.233	0.470	0.473	0.309	-0.117	1.000	-0.356	-0.041	-0.012	0.060	-0.145	0.053	0.093
TEMP	-0.167	0.820	-0.225	-0.130	0.589	-0.002	0.001	-0.841	0.032	-0.356	1.000	0.083	0.015	0.143	0.126	0.120	0.150
WSPM	-0.342	-0.237	-0.338	0.081	0.398	-0.184	-0.310	0.038	-0.051	-0.041	0.083	1.000	-0.015	0.139	-0.130	0.180	0.077
day	0.003	0.025	0.010	0.018	-0.009	0.026	0.020	0.019	-0.004	-0.012	0.015	-0.015	1.000	0.000	0.010	0.026	0.000
hour	0.015	0.000	0.035	0.001	0.242	0.091	0.035	-0.040	0.007	0.060	0.143	0.139	0.000	1.000	0.000	0.167	0.000
month	0.052	0.258	0.043	0.044	-0.207	-0.072	-0.018	0.011	0.053	-0.145	0.126	-0.130	0.010	0.000	1.000	0.085	0.249
wd	0.062	0.108	0.096	0.100	0.135	0.085	0.077	0.073	0.014	0.053	0.120	0.180	0.026	0.167	0.085	1.000	0.103
year	0.067	0.150	0.057	0.862	0.063	0.046	0.052	0.144	0.006	0.093	0.150	0.077	0.000	0.000	0.249	0.103	1.000

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

The correlation heatmap measures nullity correlation: how strongly the presence or absence of one variable affects the presence of another.

First rows
Last rows

	No	year	month	day	hour	PM2.5	PM10	SO2	NO2	CO	O3	TEMP	PRES	DEWP	wd	WSPM	station
0	1	2013	3	1	0	4.0	4.0	3.0	NaN	200.0	82.0	-2.3	1020.8	-19.7	E	0.5	Dingling
1	2	2013	3	1	1	7.0	7.0	3.0	NaN	200.0	80.0	-2.5	1021.3	-19.0	ENE	0.7	Dingling
2	3	2013	3	1	2	5.0	5.0	3.0	2.0	200.0	79.0	-3.0	1021.3	-19.9	ENE	0.2	Dingling
3	4	2013	3	1	3	6.0	6.0	3.0	NaN	200.0	79.0	-3.6	1021.8	-19.1	NNE	1.0	Dingling
4	5	2013	3	1	4	5.0	5.0	3.0	NaN	200.0	81.0	-3.5	1022.3	-19.4	N	2.1	Dingling
5	6	2013	3	1	5	6.0	6.0	3.0	4.0	200.0	79.0	-4.5	1022.6	-19.5	NNW	1.7	Dingling
6	7	2013	3	1	6	5.0	10.0	3.0	4.0	200.0	77.0	-4.5	1023.4	-19.5	NNW	1.8	Dingling
7	8	2013	3	1	7	5.0	6.0	3.0	2.0	200.0	80.0	-2.1	1024.6	-20.0	NW	2.5	Dingling
8	9	2013	3	1	8	8.0	7.0	3.0	3.0	200.0	79.0	-0.2	1025.2	-20.5	NNW	2.8	Dingling
9	10	2013	3	1	9	8.0	8.0	3.0	2.0	200.0	81.0	0.6	1025.3	-20.4	NNW	3.8	Dingling

	No	year	month	day	hour	PM2.5	PM10	SO2	NO2	CO	O3	TEMP	PRES	DEWP	wd	WSPM	station
35054	35055	2017	2	28	14	10.0	26.0	4.0	6.0	300.0	92.0	14.9	1008.4	-12.4	WNW	4.2	Dingling
35055	35056	2017	2	28	15	16.0	27.0	6.0	NaN	400.0	88.0	15.6	1007.6	-12.8	WNW	3.2	Dingling
35056	35057	2017	2	28	16	14.0	30.0	NaN	6.0	NaN	93.0	15.4	1007.2	-12.9	WNW	4.4	Dingling
35057	35058	2017	2	28	17	15.0	39.0	4.0	8.0	200.0	94.0	14.7	1007.4	-12.6	WNW	4.2	Dingling
35058	35059	2017	2	28	18	6.0	25.0	2.0	2.0	200.0	99.0	13.4	1008.1	-13.6	WNW	3.0	Dingling
35059	35060	2017	2	28	19	11.0	11.0	2.0	2.0	200.0	99.0	11.7	1008.9	-13.3	NNE	1.3	Dingling
35060	35061	2017	2	28	20	13.0	13.0	2.0	2.0	200.0	101.0	10.9	1009.0	-14.0	N	2.1	Dingling
35061	35062	2017	2	28	21	9.0	14.0	2.0	2.0	200.0	102.0	9.5	1009.4	-13.0	N	1.5	Dingling
35062	35063	2017	2	28	22	10.0	12.0	2.0	2.0	200.0	97.0	7.8	1009.6	-12.6	NW	1.4	Dingling
35063	35064	2017	2	28	23	13.0	16.0	4.0	9.0	500.0	74.0	7.0	1009.4	-12.2	N	1.9	Dingling

Overview

Variables

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Decimal Number

Most occurring scripts

Most frequent character per script

Common

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Most occurring characters

Most occurring categories

Most frequent character per category

Uppercase Letter

Most occurring scripts

Most frequent character per script

Latin

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Uppercase Letter

Most occurring scripts

Most frequent character per script

Latin

Most occurring blocks

Most frequent character per block

ASCII

Interactions

Correlations

Missing values

Sample